Solve.Is it possible to find a Maclaurin expansion for f(x) = cot x? Explain.
A. Yes, the function has derivatives of all orders at x = 0.
B. No, the function is not defined at x = 0.
Answer: B
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Change the Cartesian integral to an equivalent polar integral, and then evaluate.
A. ?(5 ln 5 + 4) B. ?(4 ln 5 + 4) C. ?(5 ln 5 - 4) D. ?(4 ln 5 - 4)
Solve.A jet plane traveling at a constant speed goes 1200 miles with the wind, then turns around and travels for 1000 miles against the wind. If the speed of the wind is 50 mph and the total flight took 4 hours, find the speed of the plane in still air.
A. 550 mph B. 525 mph C. 605 mph D. 435 mph
Compare the graph of the given quadratic function f with the graph of y = x2.f(x) = 7x2
A. Reflected across the x-axis and wider B. Wider C. Narrower D. Reflected across the x-axis and narrower
Begin by graphing the standard quadratic function f(x) = x2 . Then use transformations of this graph to graph the given function.h(x) = -(x - 2)2
A. 
B. 
C. 
D. 